Question

Two cars A and B are moving with same constant speed 5 m/s in opposite direction. The relative velocity of car A with respect to car B is?

Answer 1

Answer:

The relative velocity of of car A with respect to car B

is 10m/s

Explanation:

As the observer is in car B he imposes own velocity on the other vehicle supposing himself at rest.

So it is just adition of two velocities.